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Cheap flights from Chicago (CHI) to Washington (DCA)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Chicago (CHI) to Washington (DCA)

How to find the cheapest flight from Chicago (CHI) to Washington (DCA)
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How to find the cheapest flight from Chicago (CHI) to Washington (DCA)
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How to find the cheapest flight from Chicago (CHI) to Washington (DCA)
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Cheap flights from Chicago to Washington in September , October 2026

30 Sep - 03 Oct $ 404.00
CHI
Chicago
Frontier Airlines
1 STOPS
DCA
Washington
DCA
Washington
Frontier Airlines
1 STOPS
CHI
Chicago
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29 Sep - 19 Oct $ 469.00
CHI
Chicago
United Airlines
DIRECT
DCA
Washington
DCA
Washington
United Airlines
DIRECT
CHI
Chicago
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30 Sep - 09 Oct $ 1,406.00
CHI
Chicago
JetBlue Airways
1 STOPS
DCA
Washington
DCA
Washington
JetBlue Airways
1 STOPS
CHI
Chicago
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Last minute flights from Chicago to Washington

30 Sep - 30 Sep $ 541.00
CHI
Chicago
United Airlines
DIRECT
DCA
Washington
DCA
Washington
United Airlines
DIRECT
CHI
Chicago
Pick dates
30 Sep - 30 Sep $ 541.00
CHI
Chicago
United Airlines
DIRECT
DCA
Washington
DCA
Washington
United Airlines
DIRECT
CHI
Chicago
Pick dates
29 Sep - 30 Sep $ 1,733.00
CHI
Chicago
JetBlue Airways
1 STOPS
DCA
Washington
DCA
Washington
JetBlue Airways
1 STOPS
CHI
Chicago
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One-way flights to Washington from Chicago

6:30 AM - 6:45 AM
Frontier Airlines
1 Stops
28h 41m
CHI - DCA
$ 204
Kiwi
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5:59 AM - 5:59 AM
United Airlines
0 Stops
1h 55m
CHI - DCA
$ 263
Kiwi
Pick dates
7:00 AM - 7:00 AM
United Airlines
0 Stops
1h 59m
CHI - DCA
$ 263
Kiwi
Pick dates

How to find the cheapest flight from Chicago (CHI) to Washington (DCA)

Related info for your journey
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How to find the cheapest flight from Chicago (CHI) to Washington (DCA)
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How to find the cheapest flight from Chicago (CHI) to Washington (DCA)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.